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.
First printed in Bloomburrow
Legality
| Format | Status | Since |
|---|---|---|
| Commander | Legal | |
| Commander Bracket 1: Exhibition | Legal | |
| Commander Bracket 2: Core | Legal | |
| Commander Bracket 3: Upgraded | Legal | |
| Commander Bracket 4: Optimized | Legal | |
| Commander Bracket 5: cEDH | Legal | |
| Legacy | Legal | |
| Modern | Legal | |
| Oathbreaker | Legal | |
| Old School 93/94 | Legal | |
| Pauper Commander | Not legal | |
| Pioneer | Banned | November 1, 2025 |
| Premodern | Not legal | |
| Standard Brawl | Legal | |
| Tiny Leaders: Reborn | Legal | |
| Vintage | Legal |
Ban history
- Banned in Pioneer