The PWE option is fine for cards under $20 but makes us nervous for anything more expensive
The entering permanents don't copy whether the target creature is tapped or untapped, whether it has any counters on it, whether it has any Auras and/or Equipment attached to it, or any non-copy effects that changed its power, toughness, types, color, and so on
This makes it easier to get 1 hit knockouts against these Pokmon, but also makes it less difficult for Pokmon with a lower damage ceiling to take two-hit knockouts against them
To triple a creature's power, that creature gets +X/+Y, where X is twice that creature's power and Y is twice that creature's toughness when Tifa's Limit Break resolves
The drop rates for each card slot offered by codes can be found on the official Pokmon TCG Live website
That right side spell is the prepared spell