Research // Development

an Elemental enters the battlefield — 754 cards in the game can cause this (Research is one).

When an Elemental enters thanks to Research // Development:

1. Champion of the Path — deals its power damage
2. Risen Reef — puts a land onto the battlefield

a library is shuffled — 1,189 cards in the game can cause this (Research is one).

When Research // Development shuffles a library:

1. Cosi's Trickster — puts a +1/+1 counter on itself
2. Psychic Surgery — triggers

provide a creature to sacrifice — 2,720 cards in the game can cause this.

1. Jalira, Master Polymorphist — Research // Development makes fodder for Jalira, Master Polymorphist
2. Polymorph — Research // Development makes fodder for Polymorph
3. Birthing Ritual — Research // Development makes fodder for Birthing Ritual
4. Industrial Advancement — Research // Development makes fodder for Industrial Advancement
5. Killer Instinct — Research // Development makes fodder for Killer Instinct
6. Proteus Staff — Research // Development makes fodder for Proteus Staff
7. Synthetic Destiny — Research // Development makes fodder for Synthetic Destiny
8. Divergent Transformations — Research // Development makes fodder for Divergent Transformations
9. Mass Polymorph — Research // Development makes fodder for Mass Polymorph
10. Transmogrify — Research // Development makes fodder for Transmogrify

2,710 other cards cause it too. These are the ones with the most connections.

a creature token enters the battlefield — 2,799 cards in the game can cause this (Research is one).

When an Elemental enters thanks to Research // Development:

1. Securitron Squadron — puts a counter on a permanent
2. Anointer Priest — gains you 1 life
3. Nesting Dovehawk — puts a +1/+1 counter on itself

a creature token is created — 2,799 cards in the game can cause this (Research is one).

1. Staff of the Storyteller — When Research // Development makes an Elemental token, Staff of the Storyteller puts a story counter on itself

3 other cards care about it too. These are the ones with the most connections.

a token enters the battlefield — 3,710 cards in the game can cause this (Research is one).

When an Elemental enters thanks to Research // Development:

1. Baron Bertram Graywater — makes a token
2. Marneus Calgar — draws you 1 card
3. Belladonna Took — gains you 1 life
4. Kambal, Profiteering Mayor — makes a token
5. Lucy MacLean, Positively Armed — makes a token
6. Mister Fantastic, Reed Richards — draws you 1 card
7. Cloakwood Swarmkeeper — puts a +1/+1 counter on itself
8. Woodland Champion — puts that many +1/+1 counters on itself
9. Leonardo, the Balance — puts a counter on a creature
10. Spiritcall Enthusiast // Scrollboost — becomes prepared

3 other cards care about it too. These are the ones with the most connections.

a token is created — 3,711 cards in the game can cause this (Research is one).

When Research // Development makes an Elemental token:

1. Akim, the Soaring Wind — makes a token
2. Idol of Oblivion — draws you 1 card
3. Rosie Cotton of South Lane — puts a counter on a permanent
4. Mirkwood Bats — makes each opponent lose 1 life

17 other cards care about it too. These are the ones with the most connections.

an instant is cast — 3,931 cards in the game can cause this (Research is one).

When Research // Development is cast:

1. Lunar Mystic — draws you 1 card
2. Ojer Pakpatiq, Deepest Epoch // Temple of Cyclical Time — grants rebound
3. Repeated Reverberation — copies an ability
4. Riku of Two Reflections — copies a spell
5. Sword of Wealth and Power — copies a spell
6. Gale, Waterdeep Prodigy — brings a card back
7. Harness the Storm — brings a card back
8. In the Eye of Chaos — counters a spell
9. Lilah, Undefeated Slickshot — exiles a spell you control
10. Niblis of Frost — taps a creature an opponent controls

427 other cards care about it too. These are the ones with the most connections.

a creature enters the battlefield — 19,800 cards in the game can cause this (Research is one).

When an Elemental enters thanks to Research // Development:

1. Lunarch Veteran // Luminous Phantom — gains you 1 life
2. Pious Evangel // Wayward Disciple — gains you 1 life
3. Daxos, Blessed by the Sun — gains you 1 life
4. Elas il-Kor, Sadistic Pilgrim — gains you 1 life
5. Blasting Station — untaps itself
6. General Kreat, the Boltbringer — deals 1 damage
7. Sage of the Falls — draws you 1 card
8. Mogg Bombers — sacrifices itself
9. Flame-Kin War Scout — sacrifices itself
10. Monkey Cage — sacrifices itself

329 other cards care about it too. These are the ones with the most connections.

anything enters the battlefield — 26,499 cards in the game can cause this (Research is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When an Elemental enters thanks to Research // Development, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

35 other cards care about it too. These are the ones with the most connections.

anything is cast — 31,128 cards in the game can cause this (Research is one).

When Research // Development is cast:

1. Windrider Wizard — draws you 1 card
2. Relic Amulet — puts a charge counter on itself
3. Rockslide Sorcerer — deals 1 damage
4. Umara Wizard // Umara Skyfalls — grants flying
5. Alania, Divergent Storm — makes an opponent draw 1 card
6. Umara Mystic — gets +2/+0
7. Master of Winds — triggers

5 other cards care about it too. These are the ones with the most connections.