Why go for civil suit, file criminal complaint without delay.

 you have to file a civil suit in this regard to get the eviction from the property eventually you have to pay the court fees in this regard to file the eviction suit and get the property possession

Dear Client,

Make complaint under 420 IPC in the nearest Police Station. You may also file a Civil Suit for Declaration in the Civil Court.

you can file a case of cheating, fraud and forgery against them and further file a suit for cancellation of the subsequent forged deed along a stay application seeking stay on the further sale/transfer or construction  on the property.

1. First of all, you must file a civil suit for eviction, to evict all unwanted elements from your property. 
2. There are forged documents involved. So you must file police complaint for forgery against these elements to get them prosecuted and punished

1) file suit to set aside fraudulent sale  deed 

2) seek injunction restraining sale of property 

3) also file police complaint against fraudster for criminal trespass under section 441 of IPC 

1. You can file a Police FIR, requesting investigation and charge-sheet, for offences like trespassing, intimidation, fraud, breach of trust etc.... against the person, supported with all relevant supporting documents.

2. IF the Police does not take action, THEN you can file private criminal case u/s 156(3) Cr.P.C., in the local Magistrates court, seeking directions to the Police to investigate and file charge sheet. The said Person may come down for settlement.

3.  You can also file civil suit for obtaining restraining order to clear encroachment, by following due procedure of law.

A case of fraud and criminal misappropriation and forgery should be filed against them.

Also a civil suit for cancellation of sale deed should also be filed on grounds of fraud and forgery.

Regards 

You have to file a criminal complaint and case against him and also a civil suit for declaration that you are the owner and injunction restraining him from creating third party interest in order to avoid multiciplicity of proceedings immediately. 

You can move a suit of cancellation of the said sale deed and seek possession.  You can also file complaint for cheating and forgery in this case

Dear client 

Yes you should file a police complaint under various sections of IPC against the buyers and sellers as well as sun registrar.  These section will be 420,465,467,468, 120 B IPC 

420- fraud

465- punishment  for forgery 

467- forgery of valuable security 

468- forgery for purpose of cheating 

120-B - criminal conspiracy 

Challenge the said sale deed in the civil court by filing a suit. 

Get the possession of the land and get in touch with a local advocate at the earliest 

You first lodge a criminal complaint against them for land grabbing offence. 

After that file a declaration suit to declare your title and also to cancel their registered sale deed which they have done fraudulently. 

Discuss with your advocate and proceed.