Ezuri, Claw of Progress | Legendary Creature | Phyrexian Elf Warrior | Whenever a creature with power 2 or less enters the battlefield under your control, you get an experience counter.
At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is the number of experience counters you have. | JungShan
3.5 LSV
Yarok, the Desecrated | Legendary Creature | Elemental Horror | Deathtouch, lifelink
If a permanent entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time. | Jessica Rossier
4.0 LSV
Atraxa, Praetors' Voice | Legendary Creature | Phyrexian Angel Horror | Flying, vigilance, deathtouch, lifelink
At the beginning of your end step, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Justin Hernandez & Alexis Hernandez
4.0 LSV
Niv-Mizzet Reborn | Legendary Creature | Dragon Avatar | Flying
When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order. | Illustranesia
1.0 LSV