Abilities : Raichu has powerful electrical abilities
TL;DR A correct card ID matters more than a fast price because set, edition, foil, language, and condition can change value
Forests tapping for two mana snowball absurdly fast, and animated lands suddenly become hasty attackers and blockers that dodge most sweepers
This means that your opponents will have issues with their plan of attack if theyre relying on ETB effects, but it also means you can use this to your advantage to stop abilities you dont want to happen
There is a legal phrase called promissory estoppel, which essentially means that if your promise has serious repercussions for the other party and by not keeping it you caused some sort of harm (financial, in this casespoiler alert), youre liable for that harm and can be prosecuted