The Mentor's 3 power can go to the Curious Pair, then have 0 damage for the Sable
1/5 Beginning Phase- UNTAP your cards, resolve any UPKEEP effects, then DRAW a card
When this card inflicts Battle Damage to your opponent's Life Points, you can select 1 "Parasite Paracide" card from your Deck, shuffle the Deck, and place "Parasite Paracide" on top of the Deck
The amount of protection you play depends on your own personal build, but running six to eight spells that can prevent your opponents from killing your commander is ideal
It also comes with lifelink, which helps you to stabilize, and it returns as a pure enchantment when it dies, which keeps that card draw engine going
20 damage might not seem like a ton, but when you do this several times over the course of a match, you can have that damage add up