The dynamic gameplay ensures there's always a new way to improve and adapt your strategy
Cards come signed Cards come in protective sleeves Newer proofs are numbered Murk Dwellers Summon Murk Dwellers When attacking and not blocked, Murk Dwellers gets +2/+0 until end of turn
Point is, the whole strategy revolves around casting spells from exile, from your graveyard, from your library, and so on, and bolstering paradox payoffs like Flaming Tyrannosaurus and Impending Flux
In most cases (see below), if you wait until the combatdamage step or end of combat step, it will be after combat damage has been dealt, so the Ninja won't deal combat damage
This rule has been removed and planeswalker cards printed before this change have received errata in the Oracle card reference to have the legendary supertype