perfect fit sleeves damage cards for Trading – TCG-Storage and 60 micron film thickness Resealable adhesive strip design for convenient use Protects graded cards when handling or storing Temporarily unavailable Dragon Shield Perfect Fit Sealable

It's better to spend that mana on creatures instead

Killing Them With Kindness (and Poison) Some folks get incredibly salty about Poison in Commander

Card sleeves to protect your cards from scratches and dust (65 cards) Designed with an illustration drawn by Rolcana

As for what Eri does in battle, she forces your opponent to reveal their hand and lets you discard up to 2 Item cards you find there

Umbreon GX Umbreon GX belonging to the Sun and Moon expansion is a hugely versatile card with 200 HP, which can play with any deck and is capable of dealing considerable damage along with dire effects for the opponent