An amblypygid is an invertebrate of the order Amblypygi, also known as the tailless whip scorpion.
The spider that has pincers in front of its body is called a whip spider, also known as an amblypygid.
It's called an amblypygid or a Tanzanian Tailless Whipscorpion. It's a real creature related to spiders and scorpions in the arachnid family.
The description matches that of a Tailless Whip Scorpion, also known as an Amblypygid. These arachnids have flattened bodies, long front legs that resemble antennae, and powerful pincers used to catch prey. Despite their intimidating appearance, Tailless Whip Scorpions are harmless to humans.