M:tG card similarity search
5RG · Legendary Creature — Dragon
Flying, haste Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end. 4/4
| Name | Mana | Type | Text | 
|---|---|---|---|
| Iron-Craw Crusher | 7 | Artifact Creature — Wurm | Prototype {2}{G}{G} — 2/5 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Whenever Iron-Craw Crusher attacks, target attacking creature gets +X/+0 until end of turn, where X is Iron-Craw Crusher's power. 4/6 | 
| Plasm Capture | GGUU | Instant | Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value. | 
| Ancient Ziggurat | Land | {T}: Add one mana of any color. Spend this mana only to cast a creature spell. | |
| A-Lapis Orb of Dragonkind | 2U | Artifact | {T}: Add one mana of any color. When you spend this mana to cast a Dragon creature spell, scry 2. | 
| Skanos, Dragon Vassal | 4G | Legendary Creature — Dragon Ranger | Specialize {4} Whenever Skanos, Dragon Vassal attacks, another target attacking creature gets +X/+0 until end of turn, where X is Skanos's power. 4/4 | 
| Birgi, God of Storytelling | 2R | Legendary Creature — God | Whenever you cast a spell, add {R}. Until end of turn, you don't lose this mana as steps and phases end. Creatures you control can boast twice during each of your turns rather than once. 3/3 | 
| Skanos, Green Dragon Vassal | 4GG | Legendary Creature — Dragon Ranger | Vigilance Whenever Skanos, Green Dragon Vassal attacks, untap another target attacking creature. It gets +X/+0 until end of turn, where X is Skanos's power. 6/6 | 
| Intrepid Stablemaster | 1G | Creature — Human Scout | Reach {T}: Add {G}. {T}: Add two mana of any one color. Spend this mana only to cast Mount or Vehicle spells. 2/2 | 
| Mech Hangar | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Pilot or Vehicle spell. {3}, {T}: Target Vehicle becomes an artifact creature until end of turn. | |
| Axebane Guardian | 2G | Creature — Human Druid | Defender {T}: Add X mana in any combination of colors, where X is the number of creatures with defender you control. 0/3 |