If you ever end up with multiples on the battlefield, the trigger puts a +1/+1 counter on each Wraith you control, so it gets out of hand immediately
Jade Dragon Mech Level 9 WIND Machine Synchro Effect Monster ATK/ 2700 DEF/ 1800 1 Tuner + 1+ non-Tuners If this card is Special Summoned: You can send 1 Machine Tuner from your Deck to the GY, or if you control a monster whose current Level is different from its original Level, you can Special Summon it instead
Any text on an instant or sorcery spell is a spell ability unless its an activated ability, a triggered ability, or a static ability that fits the criteria described in rule 112.6
Cascade decks already tend towards a permanent-heavy gameplan
If you want to lose an hour or two, begin exploring the ways in which you might be able to nail down your cards worth
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