cards like berserk mtg Berserk Cards for Magic The Gathering Advice (post-eclipse spoilers) : r/ Berserk block) element.class Berserk & Maze of Ith

The Goose Mother gives you more steady card advantage and lifegain over time, but I can't understate how important it is that you can just cast it as a 2-mana 2/2 flier in situations where you need to be blocking early on

Lets take a slightly weird but easy one as a closing example

Cost reduction has the benefit that it can be played as soon as turn one (if using Kinjalli's Caller) and scales very well when casting multiple Dinosaurs in a turn

The full text of this ability is "At the beginning of the precombat main phase of a player with rad counters, that player mills cards equal to the number of rad counters they have