Equip Artifact - Equipment Color tag templates(None) Cryptic Gateway Tap two untapped creatures you control: You may put a creature card from your hand that shares a creature type with each creature tapped this way onto the battlefield
Its worth noting that you can find a land by tutoring for Witch Enchanter, too
You can also go infinite with Putrid Goblin, First Day of Class, and a free sacrifice outlet
Legality depends on the tournament format -- King Kraken Harpoon can be legal in some formats and banned or restricted in others
Some examples of where this card shines include Haakon, Stromgald Scourge, Aryel, Knight of Windgrace, Sidar Jabari of Zhalfir, Syr Gwyn, Hero of Ashvale, and many others in commander