Commander Anthology Volume II

Hostility

Haste
If a spell you control would deal damage to an opponent, prevent that damage. Create a 3/1 red Elemental Shaman creature token with haste for each 1 damage prevented this way.
When Hostility is put into a graveyard from anywhere, shuffle it into its owner's library.

Commander 2015

Haste
If a spell you control would deal damage to an opponent, prevent that damage. Put a 3/1 red Elemental Shaman creature token with haste onto the battlefield for each 1 damage prevented this way.
When Hostility is put into a graveyard from anywhere, shuffle it into its owner's library.

Duel Decks Anthology: Jace vs. Chandra

Duel Decks: Jace vs. Chandra

Haste
If a spell you control would deal damage to an opponent, prevent that damage. Put a 3/1 red Elemental Shaman creature token with haste into play for each 1 damage prevented this way.
When Hostility is put into a graveyard from anywhere, shuffle it into its owner's library.