Sneak Attack [The List] Archon Set: Arabian Nights Type: Artifact

Set: Arabian Nights Type: Artifact Rare Cost: {5} {5}

Set: Junior APAC Series Type: Creature — Elf Rare Cost: {1}{G}{G} Other Elf creatures get +1/+1 and have forestwalk

Set: Modern Horizons 2 Type: Artifact — Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2/+2 and has protection from green and from white

and you may spend mana as though it were mana of any color to cast spells this way

Sneak Attack [The List] Archon Set: Arabian Nights Type: ArtifactSet: The List Type: Enchantment Rarity: Rare Cost: {3}{R} {R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step. "Nothin' beat surprise'cept rock."