Combo Reito Lantern +Grenzo, Dungeon Warden +Goblin Marshal +Ashnod's Altar
Grenzo must have power 3 or higher for this combo to work. Sacrifice Goblin Marshal and his two tokens with Ashnod's Altar to add 6 mana. Use Reito Lantern's ability to place Goblin Marshal at the bottom of your deck. Activate Grenzo's ability with two mana to play Goblin Marshal from the bottom of your deck. Repeat the process for infinite mana, With infinite mana, you can make infinite tokens with Goblin Marshal.