Goblin Assault
{2}{R}
Enchantment
At the beginning of your upkeep, create a 1/1 red Goblin creature token with haste.
Goblin creatures attack each combat if able.
Goblin Rabblemaster
{2}{R}
Creature -- Goblin Warrior
2/2
Other Goblin creatures you control attack each combat if able.
At the beginning of combat on your turn, create a 1/1 red Goblin creature token with haste.
Whenever ~this~ attacks, it gets +1/+0 until end of turn for each other attacking Goblin.
Rakdos Guildmage
{B/R}{B/R}
Creature -- Zombie Shaman
2/2
({b/r} can be paid with either {B} or {R}.)
{3}{B}, Discard a card: Target creature gets -2/-2 until end of turn.
{3}{R}: Create a 2/1 red Goblin creature token with haste. Exile it at the beginning of the next end step.