If you control an enchantment, scry 2
Not only does he cost less for each land you stack in your yard, handily dodging much of his commander tax, but he also rewards you with tokens whenever you toss another on the pile
Teferi, Temporal Archmage Blue isnt known for its mana production, but Teferi, Temporal Archmage turns that on its head by untapping several lands or artifacts you control
An extra turn, a battlefield sweeper, and a reanimation spell stapled to a removal spell are all solid effects in the format, but the condition of having a legendary creature or planeswalker in play to cast them makes them just awkward enough that many people choose not to play them
Scryfall tags show us 11 different colors of dresses we can work with