Type

Enchantment — Aura

Oracle Text

Enchant creature\nAs long as enchanted creature is green, it gets +1/+1 and has indestructible. (Damage and effects that say "destroy" don't destroy it. If its toughness is 0 or less, it's still put into its owner's graveyard.)\nAs long as enchanted creature is white, it gets +1/+1 and has flying.