While we dont want to raise Bear all the way to Carnivore (which would include far too many mammals) or even Caniform (its too important for Wolves to be their own type,) one step up on the taxonomical ladder from Bear is Arctoidea, which includes Bears and Mustelids (see my guide to Badgers.) Still, here I think were starting to get weird
No need to attack, just sac your creatures to Jarad, and bam
Are There Promo Cards
Then, you use Mind Over Matter to tap out your opponent (to avoid counters) and then continually untap your Tolarian Academy, which is likely tapping for three, five, or even more mana
Chi-Yu ex (Twilight Masquerade) Chi-Yu ex is an interesting pick but stay with us here
Destroying a land whenever its tapped on someone elses turn is an incredibly powerful effect, and with this in play, games grind to a halt as people mostly stick to playing cards on their turns