Maybe this one can help you how to top up using phone or mobile.
Firstly go to https://www.mol.com/v5/en/Default.aspx
If you have mol account just login. If you doesn't have one please register at [ https://www.mol.com/v5/en/Registration.aspx ].
Now, Go to Boku section. (Scroll down)
Make sure you have RM20+ ,
If you topup RM20 on your phone. RM10 will be RM4 at Mol point. (Tax for Boku)
After you pick one of two. and enter your phone... number..
and send the Sms.
Make sure you have the code at your inbox from Boku.
make it two time. and you have RM8 at your molpoint.
then, go to Buy Games and search game "Blackshot (SEA)"
and buy the RM7.
After you buy the RM7 topup. Go to http://pay.garena.my/ to redeem your topup.
Login to your account and pick the "Prepaid Card"
You got the Card No: and Card Code: .
Enter your Card No: to transCard number:
Enter your Card Code: to Card Password:
Then click Redeem Garena Prepaid Card.
Thanks , Sorry for bad english. If anything wrong please comment.