Reality Fracture

Legendary Creature — Human Berserker

Menace (This creature can't be blocked except by two or more creatures.)
Whenever a creature you control attacks a player alone, discard a card, then draw a card. Then put a +1/+1 counter on that creature for each card you've discarded this turn.

Jiang Yanggu, Alone

Mowu

Legendary Creature — Human Druid

When Jiang Yanggu enters, create Mowu, a legendary 3/3 green Dog creature token.
At the beginning of your end step, untap all tokens you control.

Jiang Yanggu, Never Alone

Foundations Jumpstart

Legendary Planeswalker — Yanggu

Each creature you control with a +1/+1 counter on it has "{T}: Add one mana of any color."
−1: Put a +1/+1 counter on target creature.

Jiang Yanggu, Wildcrafter

Global Series Jiang Yanggu & Mu Yanling

Journey for the Elixir

Mowu // Mowu

+1: Target creature gets +2/+2 until end of turn.
−1: If you don't control a creature named Mowu, create Mowu, a legendary 3/3 green Dog creature token.
−5: Until end of turn, target creature gains trample and gets +X/+X, where X is the number of lands you control.