He doesn't generate tokens himself, but once you have a decent army, he turns them into a Swiss army knife of value: mana, card draw, and combat dominance all in one
However, we are taking each card at face value and assessing how impactful we expect it to be based on mana cost, abilities, and power/toughness
The only caveat with Temporal Trespass is it can only be used once and then gets exiled
If there is a character with a cost of 12 or more, this character gains [Haste]
Creatures (8) Lands (17) Spells (35) 4 Lightning Bolt 4 Sleight of Hand 4 Serum Visions 4 Opt 4 Manamorphose 4 Pyromancer Ascension 3 Noxious Revival 4 Faithless Looting 4 Thought Scour Sideboard Even if Izzet Phoenix is ready to give up the mantle of best deck, its ability to continuously adapt shows that it will remain part of the format for a while
This immediately takes control of the board and becomes a difficult card to deal with