What does BTIS stand for?
BTIS stands for "Before the Invid Storm"
How to abbreviate "Before the Invid Storm"?
"Before the Invid Storm" can be abbreviated as BTIS
What is the meaning of BTIS abbreviation?
The meaning of BTIS abbreviation is "Before the Invid Storm"
What does BTIS mean?
BTIS as abbreviation means "Before the Invid Storm"
