mtg cards that double counters DOUBLE POISON DOISON! Historic Arena it puts twice that many of those tokens onto the battlefield instead Lux Cannon | Double Masters
Description
Stitch, New Dog and Pascal, Rapunzel's Companion are great examples of this
The phases include the draw phase, the preparation phase, the attack phase, and the end of turn phase

A turn one Ragavan, Nimble Pilferer is a must answer threat that can take the game over if unchecked for some turns

Let's look at why

He can also trigger his own ability whenever his controller rolls dice

Art by Justine Cruz, Slawomir Maniak, Miguel Mercado, Kevin Sidharta and Tomasz Zarucki
