M:tG card similarity search
3 · Legendary Artifact
Karn's Sylex enters the battlefield tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery.
| Name | Mana | Type | Text |
|---|---|---|---|
| Word of Command | BB | Instant | Look at target opponent's hand and choose a card from it. You control that player until Word of Command finishes resolving. The player plays that card if able. While doing so, the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card. If the chosen card is cast as a spell, you control the player while that spell is resolving. |
| Harsh Mentor | 1R | Creature — Human Cleric | Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player. 2/2 |
| Channel | GG | Sorcery | Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}. |
| Arrest | 2W | Enchantment — Aura | Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. |
| Trapped in the Tower | 1W | Enchantment — Aura | Enchant creature without flying Enchanted creature can't attack or block, and its activated abilities can't be activated. |
| Sewer Crocodile | 5U | Creature — Crocodile | {3}{U}: Sewer Crocodile can't be blocked this turn. This ability costs {3} less to activate if there are five or more mana values among cards in your graveyard. 4/6 |
| Disallow | 1UU | Instant | Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.) |
| Voidslime | GUU | Instant | Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.) |
| Lawmage's Binding | 1WU | Enchantment — Aura | Flash Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. |
| Skyclave Aerialist | 1U | Creature — Merfolk Scout | Flying {4}{G/P}: Transform Skyclave Aerialist. Activate only as a sorcery. ({G/P} can be paid with either {G} or 2 life.) 2/1 |