Flipping Out Champions of Kamigawa prerelease and opened a card that looked something like this: Today I'm going to explain what exactly these cards are and how they came into being
These reasons could range from power level concerns (this card's abilities are too weak or too strong), play pattern concerns (this card encourages repetitive or frustrating game actions, or makes the game stagnate), or rate concerns (this card is giving the player too many resources for not enough investment)
Imagine running a playset of this
If you want to go outside the box of just +1/+1 counters, play Kodama of the West Tree with Crystalline Giant or in a deck led by Kathril, Aspect Warper

Synthoids Aang and La, Ocean's Fury Aang's Journey Aang, Destined Savior Aang, Master of Elements Aarakocra Sneak Aardwolf's Advantage Abandon Attachments Abandon Reason Abandon the Post Abandoned Air Temple Abandoned Campground Abandoned Outpost Abandoned Sarcophagus Abbot of Keral Keep Abduction Aberrant Mind Sorcerer Aberrant Researcher Abhorrent Oculus Abjure Aboleth Spawn Abolisher of Bloodlines Abomination, World Ravager Aboshan's Desire Aboshan, Cephalid Emperor About Face Abrade Abraded Bluffs Absorb Energy Absorb Identity Abstergo Entertainment Abstract Iguanart Abstract Paintmage Abstract Performance Abstruse Archaic Abstruse Interference Abundant Countryside Abundant Maw Abzan Banner Abzan Monument Academic Dispute Academy Drake Academy Elite Academy Journeymage Academy Loremaster Academy Manufactor Academy Raider Academy Researchers Academy Ruins Academy Wall Academy at Tolaria West Accelerate Acceptable Losses Access Denied Access Tunnel Accessories to Murder Accomplished Automaton Accorder's Shield Accumulate Wisdom Accumulated Knowledge Accursed Duneyard Ace's Baseball Bat Acid Rain Acidic Dagger Acidic Soil

You're behind where you should be, and all you can hope is that he didn't bring along friends, which he often would