Combos Browse all Suggest
Legality
| Format | Legality |
| 1v1 Commander | Legal |
| Alchemy | Legal |
| Arena | Legal |
| Block Constructed | Legal |
| Canadian Highlander | Legal |
| Casual | Legal |
| Commander / EDH | Legal |
| Commander: Rule 0 | Legal |
| Custom | Legal |
| Duel Commander | Legal |
| Gladiator | Legal |
| Highlander | Legal |
| Historic | Legal |
| Historic Brawl | Legal |
| Legacy | Legal |
| Leviathan | Legal |
| Limited | Legal |
| Modern | Legal |
| Modern Beyond Horizons | Legal |
| Oathbreaker | Legal |
| Pioneer | Legal |
| Planar Constructed | Legal |
| Pre-release | Legal |
| Standard | Legal |
| Standard Brawl | Legal |
| Tiny Leaders | Legal |
| Vintage | Legal |
Emberheart Challenger
Creature — Mouse Warrior
Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Valiant — Whenever this becomes the target of a spell or ability you control for the first time each turn, exile the top card of your library. Until end of turn, you may play that card.
