M:tG card similarity search
1 · Artifact
At the beginning of your upkeep, you may add {C}{C}. You can't spend this mana to cast spells.
| Name | Mana | Type | Text |
|---|---|---|---|
| Tavern Smasher | Creature — Werewolf | Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.) 6/5 | |
| Taniwha | 3UU | Legendary Creature — Serpent | Trample Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) At the beginning of your upkeep, all lands you control phase out. (They phase in before you untap during your next untap step.) 7/7 |
| Opal Palace | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game. | |
| Rushwood Elemental | GGGGG | Creature — Elemental | Trample At the beginning of your upkeep, you may put a +1/+1 counter on Rushwood Elemental. 4/4 |
| Roiling Vortex | 1R | Enchantment | At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn. |
| Soul Servitude | 2B | Instant | Target player sacrifices a nontoken creature. When they do, you may discard a card. If you do, conjure a duplicate of the sacrificed creature into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." |
| Heavyweight Demolisher | 7 | Artifact Creature — Construct | Menace At the beginning of your upkeep, tap Heavyweight Demolisher unless you pay {3}. Unearth {6}{R}{R} ({6}{R}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) 8/6 |
| Serenity | 1W | Enchantment | At the beginning of your upkeep, destroy all artifacts and enchantments. They can't be regenerated. |
| Myr Reservoir | 3 | Artifact | {T}: Add {C}{C}. Spend this mana only to cast Myr spells or activate abilities of Myr. {3}, {T}: Return target Myr card from your graveyard to your hand. |
| Reset | UU | Instant | Cast this spell only during an opponent's turn after their upkeep step. Untap all lands you control. |