Combos Browse all Suggest
Legality
| Format | Legality |
| 1v1 Commander | Legal |
| Alchemy | Legal |
| Archenemy | Legal |
| Arena | Legal |
| Block Constructed | Legal |
| Brawl | Legal |
| Canadian Highlander | Legal |
| Casual | Legal |
| Commander / EDH | Legal |
| Commander: Rule 0 | Legal |
| Custom | Legal |
| Duel Commander | Legal |
| Gladiator | Legal |
| Highlander | Legal |
| Historic | Legal |
| Legacy | Legal |
| Leviathan | Legal |
| Limited | Legal |
| Modern | Legal |
| Oathbreaker | Legal |
| Pioneer | Legal |
| Planechase | Legal |
| Pre-release | Legal |
| Quest Magic | Legal |
| Standard | Legal |
| Vanguard | Legal |
| Vintage | Legal |
All-Seeing Arbiter
Creature — Avatar
Flying
Whenever All-Seeing Arbiter enters the battlefield or attacks, draw two cards, then discard a card.
Whenever you discard a card, target creature an opponent controls gets -X/-0 until your next turn, where X is the number of different converted mana costs/mana values among cards in your graveyard.
