edhseer Commander synergy, explained
Legendary Planeswalker — Jeska
Mana cost: {2}{R}
Jeska enters with a loyalty counter on her for each time you've cast a commander from the command zone this game.
static — arrives with counters
Choose target creature. Until your next turn, if that creature would deal combat damage to one of your opponents, it deals triple that damage to that player instead.
activated 0 — triples the damage
Jeska deals X damage to each of up to three targets.
activated −X — deals X damage
Jeska, Thrice Reborn can be your commander.
Partner
Causes: put a counter on anything, anything deals noncombat damage.
Cares about: a creature deals combat damage.
a planeswalker it grants abilities to — 48 cards in Jeska's colors can cause this.
46 other cards cause it too. These are the ones with the most connections.
a planeswalker is cast — 64 cards in Jeska's colors can cause this (Jeska is one).
When Jeska, Thrice Reborn is cast:
70 other cards care about it too. These are the ones with the most connections.
a planeswalker enters the battlefield — 52 cards in Jeska's colors can cause this (Jeska is one).
anything deals noncombat damage — 1,797 cards in Jeska's colors can cause this (Jeska is one).
When Jeska, Thrice Reborn deals noncombat damage:
27 other cards care about it too. These are the ones with the most connections.
life is lost — 1,257 cards in Jeska's colors can cause this (Jeska is one).
When Jeska, Thrice Reborn makes a player lose life:
6 other cards care about it too. These are the ones with the most connections.
anything gets a counter — 793 cards in Jeska's colors can cause this (Jeska is one).
3 other cards care about it too. These are the ones with the most connections.
anything is dealt damage — 4,589 cards in Jeska's colors can cause this (Jeska is one).
When Jeska, Thrice Reborn is dealt damage: