This means that you can respond to the green players Craterhoof Behemoth with a sorcery speed sweeper such as Wash Out or Rivers Rebukeor you can cast an instant speed Expropriate during combat with a big discount
Creature - Beast Color tag templates(None) Garruk's Uprising When this enchantment enters, if you control a creature with power 4 or greater, draw a card
Artifacts Okay, not actually a color, but I wanted to point out that artifacts already have carte blanche to do discard effects (a la Disrupting Scepter)
In the entire XY era, Tyrunt and Amaura both only got a single card and only in the Sun & Moon era did they receive a second where they were overshadowed by being old news
When it dies, you get to create a legendary White equipment called Icingdeath, Frost Tongue, which gives a creature +2/+0 and the ability to tap a creature whenever the equipped creature attacks