Please do not be mistaken: This is not a guide for how to play PTCG , because The Pokemon Company has that well covered
However, for a 0-cost card that can get damage through, Id generally rather have breakthrough (Rage/Lash), chump blocker removal (Wither/Raxxas Curse/etc), or potential big removal (Vanishing/Feeding Frenzy)
Some time it is just a very efficient and convenient token producer that helps out the rest of your deck considerably
We can hack any color words on cards like Creakwood Liege or Dire Undercurrents to double up the buff to creatures of a single color, and since the vast majority of creatures and even tokens we create are black, just one of these can turn an Abhorrent Overlord into a Ragnarok-level threat
It won't add to delirium or count for Atraxa, Grand Unifier
Create powerful strategies to outmaneuver your opponents in battle