Hills of Steel is an action game offered by Superplus Games. It has more than fifty million downloads on the Play Store. Pick up your best tank, go on the hills battlefield and destroy every enemy you see into bits.
Gameplay

It’s a side-view 2D physics-based game. In it, you will fight against the other tanks in hills. You will choose your tank and go to the battles. Enemy’s tanks will come from the right side. You have to destroy them. You can see the HP bar above the tanks. You will get a red skull token for each tank you destroyed. These tokens are required to level up your rank. You also get coins. On winning a battle, you will get stars to fill the chest’s bar. Chests contain tank cards, boosters cards, coins & gems.
Controls

The controls are very easy to understand but hard to master because of its physics. You can move the tank with the arrow buttons on the left side of the screen and shoot with the fire button on the right side. There is a gauge next to the fire button. You can only shoot when it’s full.
Game Modes
There are many game modes for you to face various challenges and are as follows:
Multiplayer

In multiplayer mode, you will be matched against a real player of the same rank. You have to destroy his tank to win the match. You will get medals on winning the match. You can start a 1v1 or 2v2 match. In a 2v2 match, you will team up with a random player of the same rank. Destroy all tanks of the opponent to win the match. Earned medals for these two modes are separate.
Adventure

Go on an adventure to take down all the enemies’ tanks and furious bosses. There are 7 levels in various locations like forest, icey hills, desert, moon, mars etc. To complete a stage, you have to complete all these levels. Red skull tokens increase with each stage and also more enemy tanks will come.
Survival Mode

Go in a battle with no end. There are 7 locations and in each location, you will get rewards from 1x to 7x. You can start the survival battle in any location.
Events
You can participate in the events to earn great rewards. There are multiple modes like domination, touchdown ball, gem mania, be the boss etc. These modes rotate per event. In an event, you only get 3 chances. If you lose three times, you are out of the event. Win as many matches as you can and rise in the leaderboard. You will get rewards at the end of the event based on your rank. Clan events also work the same way.
Tanks & Boosters
Unlock & play with 15 unique tanks. Use Ballista that throws heavy rockets. It not only explodes, but also crush tanks with its weight and knock them back. Use Tesla to shoot multiple enemies simultaneously with lightning. You can also equip tanks with boosters like airstrike, repair kit, mine, force shield etc.