[13] Each ability only activates once, but you can use as many abilities as you want on your turn
On one hand, you want to have enough good Supporters and draw cards to make everything run smoothly
Gor Muldrak, Amphinologist: This gives you and all permanents you control protection from salamanders, so it doesnt matter if its a 20/20 with trample and double strike, you just need to activate Amoeboids first ability to turn a target into a salamander and youll be safe
While youll likely still see some blue and green-labeled labels on the market today, as of 2022 the CGC card label has been reworked into a streamlined silver design (although theres still a separate gold foil-like back on pristine cards)
While it does allow you to attack without the regular amount of Energy an attack requires, you must still do anything else required to use that attack, such as discarding Energy cards
First of all, white has plenty of good exile-based removal right now, such as Rides End