Mox Amber (Retro) [The Brothers' War Retro Artifacts]Set: The Brothers' War Retro Artifacts Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control. A moment in time made tangible, it has the power to realize epic visions.

Other Angels you control get +1/+1 and have lifelink

Gerrard savored a grim smile as the Phyrexian portals disappeared behind the *Weatherlight*

Set: Grand Prix Promos Type: Sorcery Rarity: Rare Cost: {2}{G} Create a 3/3 green Elephant creature token

Clear front & Sky Blue back

Set: Weatherlight Type: Land Rare Cost: If Lotus Vale would enter the battlefield

Pokémon™ and other card games

Burnt green

Set: Commander 2015 Type: Legendary Creature — Goblin Wizard Rarity: Mythic Cost: {2}{U}{R} Whenever you cast an instant or sorcery spell with converted mana cost greater than the number of experience counters you have

or planeswalker

Set: Limited Edition Alpha Type: Instant Common Cost: {1}{W} Destroy target artifact or enchantment

Set: Zendikar Rising Type: Creature — Elemental Rarity: Mythic Cost: {4}{G}{G} Reach

or solving clever puzzles