At the time, we were especially interested in encouraging players to attack, so combat damage became the obvious answer
Or you can keep it simple with good old fashioned Gruul beats
Creature - Human Rogue Color tag templates(None) Razaketh, the Foulblooded Flying, trample Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle
A unique colorless draw card, this land card from the Seaside Haven Onslaught expansion of Magic: The Gathering can tap to add one colorless mana
Each is ready to play right out of the box (well, hopefully you snagged some card sleeves as well), and designed to be played against each other in a four-player game
Temur Battle Rage is insane since it can lead to some blowouts in combat or blowouts in opponent life totals