Not a reliable one though, given that it's really only effective in games where you're already winning your coin flips anyway, in which case you're probably doing fine without this enchantment
Keep in mind that although Link Generation has the potential to overwhelm one's opponent, it still lacks the power needed for high-ranking competition later on
The frequency and value of holographic cards tends to vary from game to game, but rare holo cards can be highly sought after in their own right
Monster Tokens may be used as Tribute or material for Special Summoning methods (except Xyz Summon, as Xyz Materials are not treated as being on the field), but cannot be used to pay any cost that involve a monster moving to a specific location (they can be banished, as the banishment is not considered a location, but will still disappear permanently since they are leaving the field)
Tymna is a top commander choice because she has the Partner ability, which - like Tymna herself - was introduced in the Commander 2016 set