Heartfire Hero
Creature — Mouse Soldier
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it.
When this creature dies, it deals damage equal to its power to each opponent.
Jakub Kasper
Bloomburrow (BLB)
• #138Rulings
Use Heartfire Hero's power as it last existed on the battlefield to determine how much damage it deals due to its last ability.
(wotc • 2024-07-26)
If a spell or ability you control has one or more of its targets changed to a creature you control with a valiant ability, that ability will trigger if that creature hasn't yet been the target of a spell or ability you control this turn.
(wotc • 2024-07-26)
If you create a copy of a spell on the stack and target a creature you control with a valiant ability, that ability will trigger as long as the creature hasn't yet been the target of a spell or ability you control this turn.
(wotc • 2024-07-26)
Valiant abilities will resolve before the spell or ability that caused them to trigger.
(wotc • 2024-07-26)
Rulings
Use Heartfire Hero's power as it last existed on the battlefield to determine how much damage it deals due to its last ability.
(wotc • 2024-07-26)
If a spell or ability you control has one or more of its targets changed to a creature you control with a valiant ability, that ability will trigger if that creature hasn't yet been the target of a spell or ability you control this turn.
(wotc • 2024-07-26)
If you create a copy of a spell on the stack and target a creature you control with a valiant ability, that ability will trigger as long as the creature hasn't yet been the target of a spell or ability you control this turn.
(wotc • 2024-07-26)
Valiant abilities will resolve before the spell or ability that caused them to trigger.
(wotc • 2024-07-26)