You summon fey spirits that take the form of beasts and appear in unoccupied spaces that you can see within range.

 Pick one of the options below

1: You summon 4 beasts from the options below

Ape, Black Bear, Reef Shark, Giant Wasp, Giant Goat , Crocodile, Warhorse

2: You summon 3 beasts from the options below

Giant Eagle, Giant Vulture, Brown Bear, Giant Hyena, Dire Wolf, or  Giant Toad

3: You summon 2 beasts from the options below 

Giant Elk, Giant Constrictor Snake, Allosaurus, Swarm of Venomous Snakes

4: (requires a level 6 spell slot) You summon 2 beasts  from the options below

Giant Scorpion, Archelon, Hippopotamus, Killer Whale, Griffon, Pegasus

5: if you cast this spell with a 9th-level spell slot you can summon 2 Tyrannosaurus Rex

Each beast is also considered fey, and it disappears when it drops to 0 hit points or when the spell ends.

Roll initiative for the summoned creatures as a group, which has its own turns.

They obey any verbal commands that you issue to them (no action required by you).

you can command the beast to take a reaction, but you must take your reaction to do so.

At Higher Levels. When you cast this spell using certain higher-level spell slots, you choose one of the summoning options above, and more creatures appear: one extra beast per 1 level