This ink is frequently found in the top 4 of tournaments and is one-half of the most popular deck archetype: Bounce Control
Suddenly youre generating tokens in every one of your end steps, and we all know you can double token generation pretty easily if you want to too
It also has no minimum requirement of how many cards need to be discarded to activate, so players can use Professor Oak when they don't have much to throw away and still gain seven new cards
He wants hasty or flash creatures, who are dying, and artifacts that produce mana, ideally for spells that take the most advantage of split second
They have sweepers, but you can fight through those
As theyre so widely available, and each card is a reprint of one previously issued, they tend to be extremely cheap and easy to collect