It's boring to keep bringing this up with literally all four precons, but the best "vampire" to add has got to be Roaming Throne: both Clavileno and Carmen have absurdly good triggered abilities that we'd love to double up on and our 99 is LOADED with Vampires that have strong triggered abilities, plus it also counts as a Vampire and has ward
Teal Mask Ogerpon has the ability Teal Dance, which allows players to attach a card to it and draw a card
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While it's possible to play quickly with Sensei's Divining Top, it's more common that tournaments devolve into people playing with Sensei's Divining Top for the first time and turns going something like this: e nd of your turn, activate Top, spend 45 seconds rearranging the top of my library, pause to think for 15 seconds, crack a fetch land, use the mana to activate Top, spend 45 more seconds rearranging the top of my library, untap, draw for my turn, activate Top, spend 45 seconds rearranging the top three cards of my library, rinse and repeat