Decks like Mono-Green Tron in Modern might be the most interested in Devourer of Destiny, as it helps find potential threats, Expedition Map, or missing Tron lands on Turn 1
There are offensive, defensive, and value reasons to want to use these effects
Sample Deck Lists Alternative Play Handbook Official List Deck List Trainer: 42 1 Avery CRE 130 2 Bosss Orders PAL 172 2 Bug Catcher FST 226 1 Collapsed Stadium BRS 137 1 Cook TWM 147 2 Crushing Hammer SVI 168 1 Doctor CRE 134 2 Energy Retrieval SVI 171 1 Energy Search SVI 172 1 Fan of Waves BST 127 2 Flannery CRE 139 1 Galar Mine RCL 160 1 Gordie EVS 149 1 Honey CRE 142 2 Hyper Potion SSH 166 1 Leon VIV 154 1 Lucky Ice Pop EVS 150 1 Nugget RCL 162 1 Old Cemetery CRE 147 1 Path to the Peak CRE 148 2 Pokgear 3.0 SVI 186 1 Rocky Helmet SVI 193 1 Schoolboy FST 238 1 Schoolgirl FST 239 1 Sidney FST 241 1 Spikemuth DAA 170 2 Spirit Mask EVS 160 1 Team Yell Grunt SSH 184 2 Tool Jammer BST 136 1 Yell Horn DAA 173 2 Pokmon Catcher SVI 187 1 Lucky Helmet TWM 158 Energy: 18 18 Darkness Energy SVE 7 This is the official list suggested by the Alternative Play Handbook

3 mana for a 3 loyalty planeswalker is also an excellent rate, allowing you to play Aminatou early for access to an extra card in a pinch, providing easy setup of an inexpensive permanent with a relevant ETB ability and Aminatou on the same turn, or simply letting you play Aminatou late with mana up to protect it from countermagic or removal
Corpse Augur [Wizard]: There has to be one player at the table who will give you X of four or five
Helps prevent fading so your card stays looking clean