Both can protect from exile removal on your creatures, too, which is nice to have
Poison Counters: Some cards apply poison counters to an opponent, if a player reaches 10 or more poison counters they lose the game
A two-mana sorcery-speed Shock is bad, but the rate actually becomes pretty solid with one or two Dragons in hand
Anything that lasts longer tend to be products that are centered around playing the game rather than collecting, such as Theme Decks or TPCis more competitive Battle Arena decks
Source: Pokmon Center Codes Get one Quaxly & Terapagos Promo Card 2-pack with any order containing a product from the TCG category and totaling $15 or more (excluding taxes and discounts), and entering code quaxlycardus or quaxlycardca at checkout, shipped to US, CA addresses from PokemonCenter.com
[...] It has been called falsely a card of martyrdom, a card of prudence, a card of the Great Work, a card of duty [...] I will say very simply on my own part that it expresses the relation, in one of its aspects, between the Divine and the Universe
