M:tG card similarity search
5 · Legendary Artifact Creature — Golem
Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end. */*
| Name | Mana | Type | Text |
|---|---|---|---|
| Planar Collapse | 1W | Enchantment | At the beginning of your upkeep, if there are four or more creatures on the battlefield, sacrifice Planar Collapse and destroy all creatures. They can't be regenerated. |
| Signature Spells | 4UU | Enchantment | When Signature Spells enters the battlefield, seek two instant and/or sorcery cards with mana value 3, then exile them. At the beginning of your upkeep, you may copy a card exiled with Signature Spells. You may cast the copy without paying its mana cost. |
| Nahiri's Sacrifice | 1R | Sorcery | As an additional cost to cast this spell, sacrifice an artifact or creature with mana value X. Nahiri's Sacrifice deals X damage divided as you choose among any number of target creatures. |
| Erratic Cyclops | 3R | Creature — Cyclops Shaman | Trample Whenever you cast an instant or sorcery spell, Erratic Cyclops gets +X/+0 until end of turn, where X is that spell's mana value. 0/8 |
| Hibernation's End | 4G | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever you pay Hibernation's End's cumulative upkeep, you may search your library for a creature card with mana value equal to the number of age counters on Hibernation's End, put it onto the battlefield, then shuffle. |
| Herald of Ilharg | 2RG | Creature — Boar Beast | Trample Whenever you cast a creature spell, put two +1/+1 counters on Herald of Ilharg. If that spell has mana value 5 or greater, Herald of Ilharg deals damage equal to the number of counters on it to each opponent. 3/3 |
| Halsin, Emerald Archdruid | 3G | Legendary Creature — Elf Druid | {1}: Until end of turn, target token you control becomes a green Bear creature with base power and toughness 4/4 in addition to its other colors and types. Choose a Background (You can have a Background as a second commander.) 2/4 |
| Phthisis | 3BBBB | Sorcery | Destroy target creature. Its controller loses life equal to its power plus its toughness. Suspend 5—{1}{B} (Rather than cast this card from your hand, you may pay {1}{B} and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) |
| Rootcoil Creeper | GU | Creature — Plant Horror | {T}: Add one mana of any color. {T}: Add two mana of any one color. Spend this mana only to cast spells from your graveyard. {G}{U}, {T}, Exile Rootcoil Creeper: Return target card with flashback you own from exile to your hand. 2/2 |
| Jade Orb of Dragonkind | 2G | Artifact | {T}: Add {G}. When you spend this mana to cast a Dragon creature spell, it enters the battlefield with an additional +1/+1 counter on it and gains hexproof until your next turn. (It can't be the target of spells or abilities your opponents control.) |