M:tG card similarity search
1RRR · Creature — Elemental
{1}{R}{R}: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.) 4/4
| Name | Mana | Type | Text | 
|---|---|---|---|
| Exploration | G | Enchantment | You may play an additional land on each of your turns. | 
| The Explorer | Hero | You may play an additional land on each of your turns. | |
| Welder Automaton | 2 | Artifact Creature — Construct | {3}{R}: Welder Automaton deals 1 damage to each opponent. 2/1 | 
| Trap Essence | GUR | Instant | Counter target creature spell. Put two +1/+1 counters on up to one target creature. | 
| World Breaker | 6G | Creature — Eldrazi | Devoid (This card has no color.) When you cast this spell, exile target artifact, enchantment, or land. Reach {2}{C}, Sacrifice a land: Return World Breaker from your graveyard to your hand. ({C} represents colorless mana.) 5/7 | 
| War Dance | G | Enchantment | At the beginning of your upkeep, you may put a verse counter on War Dance. Sacrifice War Dance: Target creature gets +X/+X until end of turn, where X is the number of verse counters on War Dance. | 
| Tempered Veteran | 1W | Creature — Human Knight | {W}, {T}: Put a +1/+1 counter on target creature with a +1/+1 counter on it. {4}{W}{W}, {T}: Put a +1/+1 counter on target creature. 1/2 | 
| Solfatara | 2R | Instant | Target player can't play lands this turn. Draw a card at the beginning of the next turn's upkeep. | 
| Reborn Hero | 2W | Creature — Human Soldier | Vigilance Threshold — As long as seven or more cards are in your graveyard, Reborn Hero has "When Reborn Hero dies, you may pay {W}{W}. If you do, return Reborn Hero to the battlefield under your control." 2/2 | 
| Spore Flower | GG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Spore Flower. Remove three spore counters from Spore Flower: Prevent all combat damage that would be dealt this turn. 0/1 |