berserk mtg card MTGNexus Target creature gains trample and gets +X/+0 until end of turn Berserk - #1 Ultimate MTG

For about $150 more you could build yourself a competitive control deck if you hate being on the aggro plan all the time and your budget is limited

While we dont know the answer, the likely suspect is Autumn Willow, one of the only recognizable cards from the Homelands set

Mordenkainen Mordenkainen is a planeswalker whose ultimate ability switches your hand with your library and gives you an emblem that lifts your max hand size restriction

Repeated Reverberation Repeated Reverberation is just a double Fork

If they are representing the Force Spike then generally playing around it is OK as they are not spending all their mana or curing out optimally either

Its great against token swarms or pesky low-mana threats and fits well in five-color shells