There are of course tons of great Izzet cards, Simic cards, and Gruul cards you could include in a Temur deck, along with mono-color staples
9 Shiny Sprigatito Grass-Type Pokmon Similar to the above-mentioned Quaxly, Sprigatito is a fan-favorite with its adorable cat-like characteristics, but its shiny version is disappointing
Faramir, Steward of Gondor Introducing the monarch is dangerous unless you have ways to guarantee getting the crown back
Strip Mine is the best of the best when it comes to efficient, targeted land destruction: it can destroy any land (unlike Wasteland that can only target non-basic lands), and since Strip Mine isnt a spell your foes won't be able to stop it with counterspells (they would have to be able to counter abilities to stop Strip Mines effect)
1 Yu-Gi-Oh!: Better Defenses When playing Pokmon , a player doesn't have much defense available other than drawing items like potion cards that can help to recover some HP