M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| 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. | |
| A-Fires of Invention | 4R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Fires of Invention | 3R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Time Warp | 3UU | Sorcery | Target player takes an extra turn after this one. |
| Accomplished Alchemist | 3G | Creature — Elf Druid | {T}: Add one mana of any color. {T}: Add X mana of any one color, where X is the amount of life you gained this turn. 2/5 |
| Grand Coliseum | Land | Grand Coliseum enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Grand Coliseum deals 1 damage to you. | |
| Checks and Balances | 2U | Enchantment | Cast this spell only if there are three or more players in the game. Whenever a player casts a spell, each of that player's opponents may discard a card. If they do, counter that spell. |
| Grim Wanderer | 1B | Creature — Goblin Warlock | Flash Tragic Backstory — Cast this spell only if a creature died this turn. 5/3 |
| The Grey Havens | Legendary Land | When The Grey Havens enters the battlefield, scry 1. {T}: Add {C}. {T}: Add one mana of any color among legendary creature cards in your graveyard. | |
| Reflecting Pool | Land | {T}: Add one mana of any type that a land you control could produce. |