To make Tymna work, you need lots of small, cheap creatures like Esper Sentinel and Lotho, Corrupt Shirriff to maximize your odds of attacking early, but the card advantage gives you the tools to grind with the best of them
For someone running a deck full of Phyrexian cards, the creative deployment on these cards is a bit more of a stretch, but I believe we still showed plausibly what was at stake and that it wasn't hard to imagine that you were taking the reverse faces of these cards into your compleated forces
Its abilities are just okay
This is called "planeswalk" and simulates the ability of Planeswalkers to travel between planes
This effect can be awesome, and it can be game crippling, hence the word 'Chaos' in the name
Generous Gift Generous Gift instantly destroys any permanent on the board for 3 mana, including lands